[PRQ#49316] Deletion Request for qt5-mqtt-git

MarsSeed [1] filed a deletion request for qt5-mqtt-git [2]: Discontinued Qt5 tool, upstream repo deleted (404 not found). Extra repo still carries the last stable release. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/qt5-mqtt-git/